Re: [PATCH v4 1/4] mfd: wm831x: Support software nodes for DCDC regulators
From: Mark Brown
Date: Thu Nov 05 2026 - 12:29:07 EST
On Thu, Nov 05, 2026 at 09:12:38AM -0800, Dmitry Torokhov wrote:
> On Thu, Nov 05, 2026 at 02:43:17PM +0100, Arnd Bergmann wrote:
> > As far as I understand the situation, wm831x was used on the
> > reference board (Samsung smdk6410, removed in 2019) in addition
> > to crag6410 but never anywhere else upstream. The question
> > then is whether we'll ever see a DT conversion of crag6410.
> > This would require finding someone willing to actually do
> > the work, and coming up with a way to handle the autodetection
> > in mach-crag6410-module.c so the correct spi/i2c codec
> > child devices are probed.
> So I guess the question then: do we need to keep this board at all? Or
> it is time for it to go the way of the dodo? And then we could drop some
> more drivers as well.
I don't really have a great replacement for it.
> My goal for the series was to move along legacy gpio API conversions, as
> well as move away from the GPIO lookup tables (ideally I want them gone
> now that we have software nodes supporting describing GPIOs).
It is a bit hard to get enthused about software nodes :/
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